| /* |
| * Copyright (c) 1999, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 4258644 |
| * @summary ObjectInputStream's default implementation of its protected |
| * resolveProxyClass method is specified to pass the first non-null class |
| * loader up the execution stack to the Proxy.getProxyClass method when |
| * it creates the specified proxy class; this test makes sure that it does |
| * that in situations where it hadn't in the past, such as if the defining |
| * loaders of the interfaces were all strict ancestors of the first |
| * non-null loader up the stack. |
| * @author Peter Jones |
| * |
| * @build ResolveProxyClass |
| * @run main ResolveProxyClass |
| */ |
| |
| import java.lang.reflect.*; |
| import java.io.*; |
| |
| public class ResolveProxyClass { |
| |
| /* |
| * This class is a dummy ObjectInputStream subclass that allows the |
| * test code to access ObjectInputStream's protected resolveProxyClass |
| * method directly. |
| */ |
| private static class TestObjectInputStream extends ObjectInputStream { |
| |
| TestObjectInputStream() throws IOException { |
| super(); |
| } |
| |
| protected Class resolveProxyClass(String[] interfaces) |
| throws IOException, ClassNotFoundException |
| { |
| return super.resolveProxyClass(interfaces); |
| } |
| } |
| |
| public static void main(String[] args) { |
| |
| System.err.println("\nRegression test for bug 4258644\n"); |
| |
| try { |
| |
| /* |
| * Set this thread's context class loader to null, so that the |
| * resolveProxyClass implementation cannot cheat by guessing that |
| * the context class loader is the appropriate loader to pass to |
| * the Proxy.getProxyClass method. |
| */ |
| Thread.currentThread().setContextClassLoader(null); |
| |
| /* |
| * Expect the proxy class to be defined in the system class |
| * loader, because that is the defining loader of this test |
| * code, and it should be the first loader on the stack when |
| * ObjectInputStream.resolveProxyClass gets executed. |
| */ |
| ClassLoader expectedLoader = ClassLoader.getSystemClassLoader(); |
| |
| TestObjectInputStream in = new TestObjectInputStream(); |
| Class proxyClass = in.resolveProxyClass( |
| new String[] { Runnable.class.getName() }); |
| ClassLoader proxyLoader = proxyClass.getClassLoader(); |
| System.err.println("proxy class \"" + proxyClass + |
| "\" defined in loader: " + proxyLoader); |
| |
| if (proxyLoader != expectedLoader) { |
| throw new RuntimeException( |
| "proxy class defined in loader: " + proxyLoader); |
| } |
| |
| System.err.println("\nTEST PASSED"); |
| |
| } catch (Throwable e) { |
| System.err.println("\nTEST FAILED:"); |
| e.printStackTrace(); |
| throw new RuntimeException("TEST FAILED: " + e.toString()); |
| } |
| } |
| } |